package com.itheima.mapper;

import com.itheima.pojo.Dept;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface DeptMapper {
    //@Select("select id,name,create_time as createTime,update_time as updateTime from dept")
    @Results({
            @Result(property = "createTime",column = "create_time"),
            @Result(property = "updateTime",column = "update_time")})
    @Select("select * from dept")
    public List<Dept> getDeptList();

    /**
     * 删除部门
     * @param id
     */
    @Delete("delete from dept where id = #{id}")
    void delDept(Integer id);

    /**
     * 接收来自Service层的Dept类型的对象dept作为参数，将其插入到数据库中
     * @param dept
     */
    @Insert("insert into dept(name,create_time,update_time) values (#{name},#{createTime},#{updateTime})")
    void addDept(Dept dept);


    @Select("select id,name,create_time,update_time from dept where id = #{id}")
    Dept getDeptById(Integer id);

    //@Update("update dept set name = #{name},update_time = #{updateTime} where id = #{id}")
    void updateDept(Dept dept);
}
